Home / 1,621,755.60-2,433,845.16-611,873.52

Finding the Fourth Proportional to 1,621,755.60, 2,433,845.16 and 611,873.52

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Solution

The fourth proportional to 1,621,755.60, 2,433,845.16 and 611,873.52 is: 918,267.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,755.60 : 2,433,845.16 = 611,873.52 : x
  2. Step 2: Convert to fraction form
    1,621,755.60/2,433,845.16 = 611,873.52/x
  3. Step 3: Cross multiply
    1,621,755.60x = 2,433,845.16 × 611,873.52
  4. Step 4: Simplify right side
    1,621,755.60x = 1,489,205,405,184.16
  5. Step 5: Solve for x
    x = 1,489,205,405,184.16/1,621,755.60
  6. Step 6: Final answer
    x = 918,267.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.